大约有 44,000 项符合查询结果（耗时：0.0470秒） [XML]
Equation (expression) parser with precedence?
...ce you need to think recursively, for example, using your sample string,
1+11*5
to do this manually, you would have to read the 1, then see the plus and start a whole new recursive parse "session" starting with 11... and make sure to parse the 11 * 5 into its own factor, yielding a parse tree wi...
Numpy: Get random set of rows from 2D array
...
>>> A = np.random.randint(5, size=(10,3))
>>> A
array([[1, 3, 0],
[3, 2, 0],
[0, 2, 1],
[1, 1, 4],
[3, 2, 2],
[0, 1, 0],
[1, 3, 1],
[0, 4, 1],
[2, 4, 2],
[3, 3, 1]])
>>> idx = np....
How do I prompt for Yes/No/Cancel input in a Linux shell script?
...
31 Answers
31
Active
...
Algorithm to generate all possible permutations of a list?
...
1
2
Next
96
...
How to retrieve the first word of the output of a command in bash?
I have a command, for example: echo "word1 word2" . I want to put a pipe ( | ) and get word1 from the command.
12 Answers
...
Matplotlib scatter plot with different text at each data point
... while iterating over the values in n.
y = [2.56422, 3.77284, 3.52623, 3.51468, 3.02199]
z = [0.15, 0.3, 0.45, 0.6, 0.75]
n = [58, 651, 393, 203, 123]
fig, ax = plt.subplots()
ax.scatter(z, y)
for i, txt in enumerate(n):
ax.annotate(txt, (z[i], y[i]))
There are a lot of formatting options f...
What's the difference between array_merge and array + array?
...
|
edited Feb 13 at 18:06
Joe DF
4,54466 gold badges3434 silver badges5353 bronze badges
ans...
How to avoid using Select in Excel VBA
...
15 Answers
15
Active
...
How to sort List of objects by some property
...
12 Answers
12
Active
...